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Propagators
Propagators are essential tools for creating the ideal environment for seed germination and plant cuttings. By maintaining warmth, humidity and protection, propagators help improve success rates and support faster, healthier root development.
At Acorn Horticulture, we supply propagators in the UK, including trays, lids and humidity domes for indoor growing. Whether you are using propagation lighting, starting plants in rooting media or building a complete setup with grow tents, propagators provide a stable and controlled environment for early plant growth.
XL Propagator Hard Top (Large Seed & Cutting Propagator)
£15.00 incl. Vat
The XL Propagator Hard Top is a large seed and cutting propagator designed to create a controlled, humid environment for faster germination and healthier early plant growth.
- ✔ Large propagator for seeds and cuttings
- ✔ Hard top lid for consistent humidity control
- ✔ Fits standard propagation trays and inserts
- ✔ Durable, reusable, and easy to clean
ROOT!T LARGE VALUE PROPAGATOR
£7.50 incl. Vat
The ROOT!T Large Propagator Tray has been designed to be large enough to fit a whole SBS tray (Cultilene/Grodan/Jiffy) or used with loose growing media as a seed tray/hardening off tray.
- Tray Dimensions: 57cm x 35.5cm x 5.5cm
The ROOT!T Large Propagator Lid has two vents for humidity control when growing outdoors and the whole lid can also be used on its own as a large cloche.
- Lid Dimensions: 57cm x 37cm x 15cm
LightHouse CLONE 1 Propagation Tent
£60.00 incl. Vat
LightHouse CLONE 1
The unit can be used as a propagation tent or turned upright to be used as a small grow tent in it's own right. It has extraction via two 100mm (4") socks and a passive air vent fitted with fine (anti-mite) mesh. It comes with an integral waterproof tray. This tent is made from Tri Layer 210 Denier material with special LightHouse UltraLux reflective liner and quality Tivax double lined zips that are easy to use and offer good light proofing with no snagging. The main fram is made from 16mm steel poles with nylon corners.
0.7m x 0.5m x 0.9m (when on long edge as propagation tent)
Root It Budget Propagator (Lid + Base)
£8.00 incl. Vat
What Is a Propagator?
A propagator is a container or enclosure used to create a controlled environment for seeds and cuttings. It helps maintain humidity, warmth and protection, which are essential for successful propagation.
Why Use a Propagator?
- Maintains high humidity levels
- Improves seed germination success
- Supports faster root development
- Protects young plants from environmental stress
- Creates consistent growing conditions
Types of Propagators
- Basic trays with lids – simple and effective for beginners
- Heated propagators – provide consistent root-zone warmth
- Large propagation tents – ideal for bigger setups
Many propagators include vents to control humidity and airflow, helping prevent issues such as mould or damping off. :contentReference[oaicite:2]{index=2}
Propagators and Indoor Growing
Propagators are commonly used alongside:
How to Use a Propagator
Place your seeds or cuttings in rooting media, position them inside the propagator and maintain consistent moisture and temperature. Open vents or lids periodically to allow airflow and prevent excess humidity buildup.
Who Are Propagators Best For?
Propagators are ideal for beginners and experienced growers alike who want higher success rates when starting plants from seed or cuttings.
Helpful Guides
Shop Propagators in the UK
Browse our full range above to find propagators for seeds, cuttings and early plant growth.
FAQs
Do I need a propagator?
It is not essential, but it significantly improves success rates for seeds and cuttings.
What temperature should a propagator be?
Most propagation works best in warm, stable conditions with high humidity.
